Diff: I2C.h

Revision:

102:da0ca467f8b5

Parent:

98:8ab26030e058

Child:

122:f9eeca106725

--- a/I2C.h	Tue Jun 09 14:29:26 2015 +0100
+++ b/I2C.h	Wed Jul 08 11:22:30 2015 +0100
@@ -141,15 +141,15 @@
      *
      * @param address   8/10 bit I2c slave address
      * @param tx_buffer The TX buffer with data to be transfered
-     * @param tx_length The length of TX buffer
+     * @param tx_length The length of TX buffer in bytes
      * @param rx_buffer The RX buffer which is used for received data
-     * @param rx_length The length of RX buffer
+     * @param rx_length The length of RX buffer in bytes
      * @param event     The logical OR of events to modify
      * @param callback  The event callback function
      * @param repeated Repeated start, true - do not send stop at end
      * @return Zero if the transfer has started, or -1 if I2C peripheral is busy
      */
-    int transfer(int address, char *tx_buffer, int tx_length, char *rx_buffer, int rx_length, const event_callback_t& callback, int event = I2C_EVENT_TRANSFER_COMPLETE, bool repeated = false);
+    int transfer(int address, const char *tx_buffer, int tx_length, char *rx_buffer, int rx_length, const event_callback_t& callback, int event = I2C_EVENT_TRANSFER_COMPLETE, bool repeated = false);
 
     /** Abort the on-going I2C transfer
      */